improvement for detection language in console_help

Author: slarosa

python/console_help.py

@@ -55,11 +55,17 @@ def setupUi(self):
         QObject.connect(self.closeButton, QtCore.SIGNAL("clicked()"), self.closeWindow)
         self.verticalLayout.addLayout(self.horizontalLayout)
         self.setLayout(self.verticalLayout)
-        jQueryPath = QgsApplication.pkgDataPath()
+        qgisDataDir = QgsApplication.pkgDataPath()
+        listFile = os.listdir(qgisDataDir + "/python/console_help/i18n")
         localeFullName = QSettings().value( "locale/userLocale", QVariant( "" ) ).toString()
-        filename = QgsApplication.pkgDataPath() + "/python/console_help/help.htm? \
-                                                lang=" + localeFullName \
-                                                + "&pkgDir=" + jQueryPath
+        for i in listFile:
+            lang = i[0:5]
+            if localeFullName in (lang[0:2], lang):
+                locale = lang
+                
+        filename = qgisDataDir + "/python/console_help/help.htm? \
+                                                lang=" + locale \
+                                                + "&pkgDir=" + qgisDataDir
 
         url = QtCore.QUrl(filename)
         self.webView.load(url)

python/console_help/help.htm

@@ -147,7 +147,7 @@ <h4 id="thanks">Acknowledgments</h4>
 	var locale = langPathParameters[0].split("=");
 	var jQueryPath = langPathParameters[1].split("=");
 	var pathJs = jQueryPath[1];
-	var lang = locale[1].split("_")[0];
+	var lang = locale[1];
 	var jquery = document.createElement("script");
 	jquery.type = "text/javascript";
 	jquery.src = pathJs + "/resources/jQuery/jquery-1.8.2.min.js";

python/console_help/i18n/README

@@ -1,6 +1,11 @@
-You can contribute at translate this help by creating an file *.properties named like
-*.ts files (only the locale suffix) which found in Quantum-GIS\i18n directory. 
-For example: for Italian translation copy and paste a *.properties file and rename it to "it.properties".
+You can contribute at translate this help by creating an file *.properties and name it in
+<your_locale_name>.properties
+To get your locale name type the following lines in console:
+
+>>> from PyQt4.QtCore import *
+>>> QLocale.system().name()
+
+For example: for Italian translation copy and paste a *.properties file and rename it to "it_IT.properties".
 The only thing what you have to do is translate the values of the keys in dictionary.
 
 i18n_dict = {